Detailed Product Description

1FN3-12FN3-12RFN3-12R/S Series are used in the network of AC 50Hz6KV or 12KV for breaking or closing load and over-load current. they are also used in breaking and closing no-loading . The switch or no-load transformer and capacitor with KN3 type fuse box. Can cut off short-circuit for protecting switch.

2They can be equipped with CS3 type and CS2 type handle operating mechanism.

Condition:

1 The altitude does not exceed 1000m.
2The ambient air temperatrue : Max:+40oC. Min:-10oC.
3The relatire humidity of air not bigger 90% (temperature:25oC)
4The working situation have no conductivity dust.
5The working situation have no corrosive gas of effect insulation anddestroy metal.
6The working situation without violent vibration and striking.
7The working

situation have no explosive danger and fire.

Technical parameter